package com.sky.controller.user;

import com.fasterxml.jackson.core.JsonProcessingException;
import com.sky.constant.JwtClaimsConstant;
import com.sky.dto.UserLoginDTO;
import com.sky.entity.User;
import com.sky.properties.JwtProperties;
import com.sky.result.Result;
import com.sky.service.UserService;
import com.sky.utils.JwtUtil;
import com.sky.vo.UserLoginVO;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.HashMap;
import java.util.Map;

@RestController
@Slf4j
@RequestMapping("/user/user")
public class UserController {
    @Autowired
    private UserService userService;
    @Autowired
    private JwtProperties jwtProperties;
    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 用户登录
     *
     * @param userLoginDTO 授权码
     * @return
     */
    @PostMapping("/login")
    public Result<UserLoginVO> login(@RequestBody UserLoginDTO userLoginDTO) throws JsonProcessingException {
        log.info("我获取的Code为:{}", userLoginDTO.getCode());
        User user = userService.wxlogin(userLoginDTO);
        // 1.生成JWT的token，
        Map<String, Object> claims = new HashMap<>();
        claims.put(JwtClaimsConstant.USER_ID, user.getId());
        String token = JwtUtil.createJWT(jwtProperties.getUserSecretKey(), jwtProperties.getUserTtl(), claims);
        UserLoginVO userLoginVO = UserLoginVO.builder()
                .id(user.getId())
                .token(token)
                .openid(user.getOpenid())
                .build();
        // 把生成的token放到redis里
        ValueOperations valueOperations = redisTemplate.opsForValue();
        valueOperations.set("User_Token", token);
        //返回给前端信息
        log.info("userLoginVO:{}", userLoginVO);
        return Result.success(userLoginVO);
    }

}
